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Problem: A soccer ball is kicked from the ground with an initial speed of 14.5m/s m/s. After 0.263s s its speed is 12.9m/s.
Part I: Give a strategy that will allow you to calculate the ball's initial direction of motion?
Part II: Use your strategy to find the initial direction?
Can someone please explain what the heck is going on?
What was the velocity of the bullet just before it struck the wooden block? The length of the string is 2 meters.
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